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e3da054e48
Add gst_video_format_get_chroma_type() helper function to determine the GstVaapiChromaType from a standard GStreamer video format. It is possible to reconstruct that from GstVideoFormatInfo but it is much simpler (and faster?) to use the local GstVideoFormatMap table.
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* video-format.h - Video format abstraction
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2013 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_VIDEO_FORMAT_H
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#define GST_VAAPI_VIDEO_FORMAT_H
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#include <gst/gstvalue.h>
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#include <gst/video/video.h>
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G_BEGIN_DECLS
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gboolean
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gst_video_format_is_rgb(GstVideoFormat format);
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gboolean
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gst_video_format_is_yuv(GstVideoFormat format);
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GstVideoFormat
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gst_video_format_from_structure(GstStructure *structure);
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GstVideoFormat
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gst_video_format_from_caps(GstCaps *caps);
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GstCaps *
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gst_video_format_to_caps(GstVideoFormat format);
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GstVideoFormat
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gst_video_format_from_va_format(const VAImageFormat *va_format);
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const VAImageFormat *
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gst_video_format_to_va_format(GstVideoFormat format);
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guint
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gst_video_format_get_chroma_type(GstVideoFormat format);
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guint
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gst_video_format_get_score(GstVideoFormat format);
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G_END_DECLS
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#endif /* GST_VAAPI_VIDEO_FORMAT_H */
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